Trillions of brains in tandem surveyed star systems and planets, looking for viable targets.

Even in an age of terrorist threats and heightened awareness, these weren't considered viable targets.

Working for the Americans makes an Iraqi a traitor in the eyes of insurgents, and a viable target.

This worried Matt, as he could be eliminated a lot easier being on a team with only two viable targets as opposed to three.

A section to the south of the lines hadn't yet been completed and it was the only viable target for attack.

"Then let us hope that it crashes on a viable target."

Sure Mac's were always out there and they definitely had their niche, but now it's being seen as a real viable target!

If so, it may not be a viable target.

Why reach out to someone a statistician or a computer program does not consider a viable target?

The Maquis had a list of planets that were viable targets.